v0.14.0
Public Member Functions | Private Attributes | List of all members
OpLhs Struct Reference
Inheritance diagram for OpLhs:
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Collaboration diagram for OpLhs:
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Public Member Functions

 OpLhs (const std::string field_name, boost::shared_ptr< MatrixDouble > x_ptr, boost::shared_ptr< MatrixDouble > dot_x_ptr)
 
MoFEMErrorCode iNtegrate (EntitiesFieldData::EntData &row_data, EntitiesFieldData::EntData &col_data)
 Integrate grad-grad operator. More...
 
- Public Member Functions inherited from MoFEM::OpBaseImpl< A, EleOp >
 OpBaseImpl (const std::string row_field_name, const std::string col_field_name, const OpType type, boost::shared_ptr< Range > ents_ptr=nullptr)
 
MoFEMErrorCode doWork (int row_side, int col_side, EntityType row_type, EntityType col_type, EntData &row_data, EntData &col_data)
 Do calculations for the left hand side. More...
 
MoFEMErrorCode doWork (int row_side, EntityType row_type, EntData &row_data)
 Do calculations for the right hand side. More...
 

Private Attributes

boost::shared_ptr< MatrixDouble > xPtr
 
boost::shared_ptr< MatrixDouble > xDotPtr
 

Additional Inherited Members

- Public Types inherited from MoFEM::OpBaseImpl< A, EleOp >
using OpType = typename EleOp::OpType
 
using EntData = EntitiesFieldData::EntData
 
using MatSetValuesHook = boost::function< MoFEMErrorCode(ForcesAndSourcesCore::UserDataOperator *op_ptr, const EntitiesFieldData::EntData &row_data, const EntitiesFieldData::EntData &col_data, MatrixDouble &m)>
 
- Public Attributes inherited from MoFEM::OpBaseImpl< A, EleOp >
TimeFun timeScalingFun
 assumes that time variable is set More...
 
FEFun feScalingFun
 assumes that time variable is set More...
 
boost::shared_ptr< RangeentsPtr
 Entities on which element is run. More...
 
- Static Public Attributes inherited from MoFEM::OpBaseImpl< A, EleOp >
static MatSetValuesHook matSetValuesHook
 
- Protected Member Functions inherited from MoFEM::OpBaseImpl< A, EleOp >
template<int DIM>
FTensor::Tensor1< FTensor::PackPtr< double *, DIM >, DIM > getNf ()
 
template<int DIM>
FTensor::Tensor2< FTensor::PackPtr< double *, DIM >, DIM, DIM > getLocMat (const int rr)
 
virtual MoFEMErrorCode aSsemble (EntData &row_data, EntData &col_data, const bool trans)
 
virtual MoFEMErrorCode iNtegrate (EntData &data)
 Class dedicated to integrate operator. More...
 
virtual MoFEMErrorCode aSsemble (EntData &data)
 
virtual size_t getNbOfBaseFunctions (EntitiesFieldData::EntData &data)
 Get number of base functions. More...
 
- Protected Attributes inherited from MoFEM::OpBaseImpl< A, EleOp >
int nbRows
 number of dofs on rows More...
 
int nbCols
 number if dof on column More...
 
int nbIntegrationPts
 number of integration points More...
 
int nbRowBaseFunctions
 number or row base functions More...
 
int rowSide
 row side number More...
 
int colSide
 column side number More...
 
EntityType rowType
 row type More...
 
EntityType colType
 column type More...
 
bool assembleTranspose
 
bool onlyTranspose
 
MatrixDouble locMat
 local entity block matrix More...
 
MatrixDouble locMatTranspose
 local entity block matrix More...
 
VectorDouble locF
 local entity vector More...
 

Detailed Description

Examples
ADOLCPlasticity.hpp, and approx_sphere.cpp.

Definition at line 134 of file approx_sphere.cpp.

Constructor & Destructor Documentation

◆ OpLhs()

OpLhs::OpLhs ( const std::string  field_name,
boost::shared_ptr< MatrixDouble >  x_ptr,
boost::shared_ptr< MatrixDouble >  dot_x_ptr 
)
inline

Definition at line 136 of file approx_sphere.cpp.

139  AssemblyDomainEleOp::OPROWCOL),
140  xPtr(x_ptr), xDotPtr(dot_x_ptr) {
141  this->sYmm = false;
142  }

Member Function Documentation

◆ iNtegrate()

MoFEMErrorCode OpLhs::iNtegrate ( EntitiesFieldData::EntData row_data,
EntitiesFieldData::EntData col_data 
)
inlinevirtual

Integrate grad-grad operator.

Parameters
row_datarow data (consist base functions on row entity)
col_datacolumn data (consist base functions on column entity)
Returns
error code

Reimplemented from MoFEM::OpBaseImpl< A, EleOp >.

Definition at line 144 of file approx_sphere.cpp.

145  {
147 
148  auto t_w = getFTensor0IntegrationWeight();
149  auto t_row_base = row_data.getFTensor0N();
150 
151  auto t_x0 = getFTensor1CoordsAtGaussPts();
152  auto t_x = getFTensor1FromMat<3>(*xPtr);
153  auto t_dot_x = getFTensor1FromMat<3>(*xDotPtr);
154  auto t_normal = getFTensor1NormalsAtGaussPts();
155 
156  auto get_t_mat = [&](const int rr) {
158  &locMat(rr + 0, 0), &locMat(rr + 0, 1), &locMat(rr + 0, 2),
159 
160  &locMat(rr + 1, 0), &locMat(rr + 1, 1), &locMat(rr + 1, 2),
161 
162  &locMat(rr + 2, 0), &locMat(rr + 2, 1), &locMat(rr + 2, 2)};
163  };
164 
165  constexpr auto t_kd = FTensor::Kronecker_Delta<double>();
166  const double ts_a = getTSa();
167 
168  for (int gg = 0; gg != nbIntegrationPts; gg++) {
169 
170  constexpr auto t_kd = FTensor::Kronecker_Delta<double>();
171  FTensor::Tensor1<double, 3> t_n{t_x0(0), t_x0(1), t_x0(2)};
172  t_n.normalize();
174  t_P(i, j) = t_n(i) * t_n(j);
175  t_Q(i, j) = t_kd(i, j) - t_P(i, j);
176 
177  auto t_J_lhs = lhs_J_dx2(t_x(0), t_x(1), t_x(2));
178  double l = std::sqrt(t_normal(i) * t_normal(i));
179 
180  const double alpha = t_w;
182  t_lhs(i, j) =
183  (alpha * l) * (t_P(i, k) * t_J_lhs(k, j) + t_Q(i, j) * ts_a);
184 
185  int rr = 0;
186  for (; rr != nbRows / 3; rr++) {
187 
188  auto t_col_base = col_data.getFTensor0N(gg, 0);
189  auto t_mat = get_t_mat(3 * rr);
190 
191  for (int cc = 0; cc != nbCols / 3; cc++) {
192 
193  const double rc = t_row_base * t_col_base;
194  t_mat(i, j) += rc * t_lhs(i, j);
195 
196  ++t_col_base;
197  ++t_mat;
198  }
199  ++t_row_base;
200  }
201 
202  for (; rr < nbRowBaseFunctions; ++rr)
203  ++t_row_base;
204 
205  ++t_w;
206  ++t_x;
207  ++t_x0;
208  ++t_normal;
209  }
210 
212  }

Member Data Documentation

◆ xDotPtr

boost::shared_ptr<MatrixDouble> OpLhs::xDotPtr
private

Definition at line 216 of file approx_sphere.cpp.

◆ xPtr

boost::shared_ptr<MatrixDouble> OpLhs::xPtr
private

Definition at line 215 of file approx_sphere.cpp.


The documentation for this struct was generated from the following file:
MoFEM::OpBaseImpl::nbIntegrationPts
int nbIntegrationPts
number of integration points
Definition: FormsIntegrators.hpp:236
MoFEM::OpBaseImpl::locMat
MatrixDouble locMat
local entity block matrix
Definition: FormsIntegrators.hpp:247
AssemblyDomainEleOp
FormsIntegrators< DomainEleOp >::Assembly< PETSC >::OpBase AssemblyDomainEleOp
Definition: approx_sphere.cpp:28
FTensor::Tensor1< double, 3 >
OpLhs::xDotPtr
boost::shared_ptr< MatrixDouble > xDotPtr
Definition: approx_sphere.cpp:216
FTensor::Kronecker_Delta
Kronecker Delta class.
Definition: Kronecker_Delta.hpp:15
FTensor::Tensor2
Definition: Tensor2_value.hpp:16
MoFEM::EntitiesFieldData::EntData::getFTensor0N
FTensor::Tensor0< FTensor::PackPtr< double *, 1 > > getFTensor0N(const FieldApproximationBase base)
Get base function as Tensor0.
Definition: EntitiesFieldData.hpp:1489
j
FTensor::Index< 'j', 3 > j
Definition: approx_sphere.cpp:37
i
FTensor::Index< 'i', 3 > i
Definition: approx_sphere.cpp:36
t_kd
constexpr auto t_kd
Definition: free_surface.cpp:137
lhs_J_dx2
auto lhs_J_dx2
Definition: approx_sphere.cpp:51
field_name
constexpr auto field_name
Definition: poisson_2d_homogeneous.cpp:13
FTensor::Tensor1::normalize
Tensor1< T, Tensor_Dim > normalize()
Definition: Tensor1_value.hpp:77
MoFEM::OpBaseImpl::nbRowBaseFunctions
int nbRowBaseFunctions
number or row base functions
Definition: FormsIntegrators.hpp:237
MoFEM::OpBaseImpl::nbCols
int nbCols
number if dof on column
Definition: FormsIntegrators.hpp:235
MoFEM::OpBaseImpl::nbRows
int nbRows
number of dofs on rows
Definition: FormsIntegrators.hpp:234
k
FTensor::Index< 'k', 3 > k
Definition: approx_sphere.cpp:38
MoFEMFunctionReturn
#define MoFEMFunctionReturn(a)
Last executable line of each PETSc function used for error handling. Replaces return()
Definition: definitions.h:416
MoFEMFunctionBegin
#define MoFEMFunctionBegin
First executable line of each MoFEM function, used for error handling. Final line of MoFEM functions ...
Definition: definitions.h:346
l
FTensor::Index< 'l', 3 > l
Definition: matrix_function.cpp:21
OpLhs::xPtr
boost::shared_ptr< MatrixDouble > xPtr
Definition: approx_sphere.cpp:215